If 30 mL represents 1/6 of the volume of a prescription, how many mL will represent 1/4 of the volume? - Answer - 45 mL
If 100 capsules contain 500 mg of an active ingredient, how many milligrams of the ingredient will 48 capsules contain? - Answer - 240 mg
A cough syrup contains 10 mg of dextromethorphan hydrobromide per 5 mL. How many
milligrams of the drug are contained in a 120 mL container of the syrup? - Answer - 240 mg
A formula for 1250 tablets contains 6.25 grams of diazepam. How many grams of diazepam should be used in preparing 350 tablets? - Answer - 1.75 g
A medication order calls for 1000 milliliters of a dextrose intravenous infusion to be administered over an 8 hours period. Using an intravenous administration set that delivers 10 drops/milliliters, how many drops per minute should be delivered to the patient? - Answer - 20.8 or 21 drops/min
An injection contains 3 mg of medication in each mL. If a physician prescribes a dose of
0.5 mg to be administered to a hospital patient three times daily, how many mL of injection will be required over a 5 day period? - Answer - 2.5 mL
The biotechnology drug filgrastim is available in syringes containing 480 micrograms of filgrastim per 0.8 mL. How many micrograms of the drug would be administered by each
0.5 mL injection? - Answer - 300 mcg
A prescription drug cost the pharmacist $42.00 for a bottle of 100 tablets. What would be the cost for 24 tablets? - Answer - $10.08
How many 0.1 mg tablets will contain the same amount of drug as 50 tablets, each of which contains 0.025 mg of the identical drug? - Answer - 12.5 tablets
An elixir contains 40 mg of drug in each 5 mL. How many milligrams of the drug would be used in preparing 4000 mL of the elixir? - Answer - 32,000 mg
An elixir of ferrous sulfate contains 220 mg of ferrous sulfate in each 5 mL. If each milligram of ferrous sulfate contains the equivalent of 0.2 mg of elemental iron, how many milligrams of elemental iron would be represented in each 5 mL of the elixir? - Answer - 44 mg A penicillin V potassium preparation provides 400,000 units of activity in each 250 mg tablet. How many total units of activity would a patient receive from taking four tablets a day for 10 days? - Answer - 16,000,000 units
The blood serum concentration of of the antibacterial drug ciprofloxacin increases proportionally with the dose of drug administered. If a 250 mg dose of the drug results in
a serum concentration of 1.2 micrograms of drug per mL of serum, how many micrograms of drug would be expected per mL of serum following a dose of 500 mg of drug? - Answer - 2.4 micrograms
A patient is 6 ft 1 inch tall. How tall is the patient in cm? In m? - Answer - 185.4 cm
1.854 m
An injection contains 5 mg of drug in each 10ml vial, if the dose of the drug for a patient is determined to be 150µg. How many milliliters should be administered. - Answer - 0.3 mL
The dose of a drug is 0.5 mg/kg of body weight/day. What is the equivalent dose in µg/Ib/day? - Answer - 227.3 microg/lb/day
A patient is determined to have a total cholesterol level of 240mg/dl. What is the equivalent in mg/100ml? - Answer - 240 mg / 100 mL
An oral suspension contains 1.5g of medications in a pint. Calculate the quantity of medication , in milligrams, present in each 5ml dose? - Answer - 15.9 mg
A low-strength aspirin tablet contains 81 mg of aspirin per tablet. How many tablets may
be prepared from 1 kg of aspirin? - Answer - 12345 tablets
A liquid contains 0.25 mg of a substance per mL. How many grams of the substance will
3.5 L contain? - Answer - 0.875 g
An inhalation aersol contains 225 mg of metaproterenol sulfate, which is sufficient for 300 inhalations. How many micrograms of metaproterenol sulfate would be contained in
each inhalation? - Answer - 750 mcg
How many colchicine tablets, each containing 600 mcg, may be prepared from 30 g of colchicine? - Answer - 50,000 tablets
Adalimumab, a recombinant human monoclonal antibody, is available in a prefilled syringe containing 40 mg/0.8 mL of injection. Calculate the concentration of drug on a mg/mL. - Answer - 50 mg/mL
A patient is instructed to take one 50 microgram tablet of pergolide mesylate a day for the first two days of treatment; 150 microgram/day on the third, fourth, and fifth days of